Dust pan



FIG. 1 is a front perspective view of a dust pan which embodies the design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof; the left side view thereof being a mirror image of the right side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view. 

CLAIM The ornamental design for a dust pan, as shown and described. 